P20DB Trouble Code

View P20DB obd/2 error code description and symptoms. P20DB engine photo

Catalytic converters must be warm before they can work properly. On a cold start the PCM provides a rich mixture to keep the cold engine running.
All that extra fuel goes into the catalytic converter. But the exhaust isn't very hot, because, ah, the engine is pretty cold. GM has employed several strategies to fire up the catalytic converter quicker and reduce cold start emissions. One way is to use a secondary air pump that pumps outside air directly into the catalytic converter.

Some systems require that the actuator has an adequate supply of brake fluid. Low brake fluid levels can mimic the symptoms of code P20DB, so consult the manual to locate the brake fluid reservoir. Bear in mind that a low fluid level can set code P20DB on some applications, so make sure that on fluid operated systems the fluid level is up to the mark before starting an electrical diagnosis.

Difficulty Level (Soso)
Level
Repair Time (50 Min.)
Time
Cost Prediction : $ 70-120

P20DB Error Code Repair Process :

For p20db exhaust aftertreatment fuel supply control stuck open check engine light is perhaps the most troubling of lights because it could mean so many different things, from you didn't screw the gas cap on tightly enough to look out for pistons flying through the hood and into the stratosphere. The easiest way to find out what this light is telling you is to hook your vehicle up to a scan tool. P20DB error code diagnostic tool looks a little like an oversized calculator and plugs into a communication port inside the car. After you instruct it to perform the scan, it speaks p20db exhaust aftertreatment fuel supply control stuck open with your car's computers to find out exactly what's prompting the light to turn on.

Wrench Tool P20DB is a kind of Powertrain Trouble Code

Powertrain of a modern automobile, comprising engine (with exhaust system), transmission, drive shaft, suspension and the wheels. In a motor vehicle, the term powertrain or powerplant describes the main components that generate power and deliver it to the road surface, water, or air.

Common Causes of P20DB

A common cause of code P20DB is the failure of P20DB Exhaust Aftertreatment Fuel Supply Control Stuck Open, but there are several other possible causes as well, such as ;

P20DB code for all cars

You can view according P20DB DTC for your car model. We selected several models to see obd2 solutions click and view it.

+P20DB Toyota Hi-ace +P20DB Suzuki Lj 20 +P20DB Armstrong Siddeley 17 +P20DB Lammas-graham Supercharged +P20DB Mazda Rx8

Engine OBD 2 Codes website is a freeware resource center for engine trouble codes.

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